2023知到答案 Environmental Biotechnology 完整智慧树网课章节测试答案
绪论 单元测试
1、多选题：
Which of the following saying are correct（ ）.
选项：
A:Quantification analysis makes processes reliable and cost-effective.
B:Molecular biology is the substitute for traditional methods in exploring microbial communities.
C:Empiricism is very important in environmental biotechnology besides the principles of microbiology and engineering.
D:Microbiological treatment technologies developed at the beginning of the 20th century, such as activated sludge and anaerobic digestion, remain mainstays today.
答案: 【Quantification analysis makes processes reliable and cost-effective.;
Empiricism is very important in environmental biotechnology besides the principles of microbiology and engineering.;
Microbiological treatment technologies developed at the beginning of the 20th century, such as activated sludge and anaerobic digestion, remain mainstays today.】
第一章 单元测试
1、多选题：
The basic reactions involved in bacterial growth, including（ ）.
选项：
A:energy-producing reactions
B:cell synthesis reactions
C:fermentation reactions
D:energy-consuming reactions
答案: 【energy-producing reactions;
cell synthesis reactions】
2、单选题：
In microbial metabolism, NO3- and SO42- can be used as electron acceptors in （ ）.
选项：
A:the absence of ATP
B:in the presence of cytochromes
C:the absence of oxygen
D:the absence of enzymes
答案: 【the absence of oxygen】
3、单选题：
fs0+fe0=（）.
选项：
A:1
B:1.1
C:2
D:0.9
答案: 【1】
4、判断题：
The amount of donor used for energy production for cells synthesis related to both energy required for cell synthesis and energy released from donor oxidation. ( )
选项：
A:错
B:对
答案: 【对】
5、判断题：
The net yield Yn will sometimes equals to true yield Y. ( )
选项：
A:对
B:错
答案: 【错】
第二章 单元测试
1、单选题：
Which of the following is the right definition of ‘safety factor’ in engineering? （ ）
选项：
A:θxmin/θx
B:θx/[θxmin]lim
C:θx/θxmin
D:S0/Smin
答案: 【θx/θxmin】
2、判断题：
The decay of active biomass is a first-order function, including the fraction for true respiration and for inert. ( )
选项：
A:对
B:错
答案: 【对】
3、判断题：
Solids retention time or sludge age is the reciprocal of the net specific growth rate. ( )
选项：
A:对
B:错
答案: 【对】
4、判断题：
UAP is biodegraded considerably faster than is BAP. ( )
选项：
A:对
B:错
答案: 【对】
5、判断题：
The true yield cannot be estimated from experiments. ( )
选项：
A:错
B:对
答案: 【错】
